func GetGetTemplatesHandler()

in alertmanager/handlers/template_handlers.go [120:138]

• 17 lines of code
• 4 McCabe index (conditional complexity)

func GetGetTemplatesHandler(amClient client.AlertmanagerClient, tmplClient client.TemplateClient) func(c echo.Context) error {
	return func(c echo.Context) error {
		filename := c.Get(templateFilenameParam).(string)

		exists, err := fileExists(amClient, tmplClient, filename)
		if err != nil {
			return echo.NewHTTPError(http.StatusInternalServerError, err)
		}
		if !exists {
			return echo.NewHTTPError(http.StatusBadRequest, fmt.Sprintf("error getting file: file %s does not exist", filename))
		}

		tmps, err := tmplClient.GetTemplates(filename)
		if err != nil {
			return echo.NewHTTPError(http.StatusInternalServerError, fmt.Sprintf("error getting templates: %s", err.Error()))
		}
		return c.JSON(http.StatusOK, tmps)
	}
}